Dog muzzle



FIG. 1 is a perspective view of a dog muzzle showing my new design;

FIG. 2 is a front view thereof;

FIG. 3 is a back view thereof;

FIG. 4 is a left view thereof;

FIG. 5 is a right view thereof;

FIG. 6 is a top view thereof;

FIG. 7 is a bottom view thereof; and,

FIG. 8 is a top, front, left perspective view of the dog muzzle of FIG. 1, shown in a condition of use and at a smaller scale.

The broken lines shown on the drawings depict portions of the dog muzzle that form no part of the claimed design. 

CLAIM The ornamental design for a dog muzzle, as shown and described. 